内容正文:
第一部分 教材重点精讲练
九年级(上)Unit 2
贵州英语KB
英语
1
考点 1 harmful的用法(Topic 1)
In today's world, almost everyone knows air pollution is harmful to people's health. 在当今世界,几乎每个人都知道空气污染对人们的健康有害。(P31)
►harmful是形容词,意为“有害的”。常见短语:be harmful to… 对……有害。
►harmful的名词是harm,意为“伤害,损害”。常见短语:do harm to…=be harmful to… 对……有害。如:
Smoking does harm to health.=Smoking is harmful to health. 吸烟有害健康。
2
1.吃太多甜食可能对你的牙齿有害。
Eating too much sweet food might be _________ ___ your teeth.
harmful
to
2.This shopping bag is _________ (harm) to the environment because
it is made of plastic.
harmful
3.Doctors always advise people to give up smoking. It does harm ___
people's health.
to
3
考点 2 辨析create, discover, invent与find(2023.80)(Topic 1)
Burning gas, oil and coal creates air pollution. 燃烧天然气、汽油和煤产生空气污染。(P33)
辨析 含义及用法
create 意为“创造;创建”,指从无到有地创作出原本不存在的东西,如
艺术品、理论等。
discover 意为“发现,发觉”,指通过探险或偶然的机会发现了原本存在的
东西。
invent 意为“发明,创造”,指通过科学手段制造出原本不存在的东西。
find 意为“找到;发现”,表示偶然发现或经过寻找才找到所需要或丢
失的东西,强调结果。
4
A. find B. invent C. create D. discovered E. saw
4.If you are lost in the open air, the sun and stars can help you ___
your way.
A
5.To ___ a new kind of electric light, Thomas Edison did lots of
experiments.
B
6.China is always willing to work with other countries to ___ a better
future together.
C
7.Many people think there must be life on other planets though none has
been ___.
D
5
考点 3 辨析rise与raise(Topic 2)
It causes the levels of oceans to rise and the climate of the earth to change. 它造成了海平面上升和地球的气候改变。(P39)
辨析 含义及用法 例句/示例
rise
(不及物动词,不可
用于被动语态)
(rose, risen) 上升。强调“某人/某物
自己站/升起来”。 The sun rises. 太阳升起。
增长 The price rises. 价格上涨。
6
辨析 含义及用法 例句/示例
raise
(及物动词,可用
于被动语态)
(raised, raised) 使升高。强调“某人把
某物举起来”。 raise one's hand 举手
增加;提高 raise salaries 提高薪资
筹集(资金);征集
(人员) raise money 筹钱
抚养;养育;饲养 raise pets 养宠物
续表
7
8.在课堂上,如果你知道老师问题的答案,你应该举手回答。
In class, if you know the answer to the teacher's question, you _______
______ your hand and answer it.
should
raise
9.The students in our school so